php_courses/conditionals.php at master · rbowman8/php_courses · GitHub

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<?php

$a = 0;
$b = 5;


/*

if ($a == $b) {
} else {
  echo 'values are NOT equal';
}
if (($a == $b) == false) {
  echo 'values are NOT equal';
}
if ($a <> $b) {
  echo 'values are NOT equal';
}*/

/*if ($a != $b) {
  echo 'values are NOT equal';
}
if ($a !== $b) {
  echo 'NOT identical';
}

*/


/*
if ($a) {
  echo 'true';
}
if (!$a) {
  echo 'false';
}

if ($a == false) {
  echo 'false';
}


if ($a != true) {
  echo 'false';
}

*/


/*

if ($a == $b) {
    echo ' values are equal ';
} elseif ($a < $b) {
    echo ' $a is less than $b ';
} elseif ($a > $b) {
    echo ' $a is greater than $b ';
} else {
    echo ' values are NOT equal ';
}

*/


/*

$score = 30;

if ($score >= 60) {
  echo 'You completed the level!';
} elseif ($score <= 30) {
  echo 'You should practice some more before trying this level again';
} else {
  echo 'Please try again';
}

*/

//nested conditional statements

$num = 20;


/*
if ($num = 10 || is_string($num)) {
    echo '10 or string';
} else {
    echo 'NOT 10 or string';
}
*/


/*
if ($num >= 10 && $num <=1000) {
    echo 'your number is within the range';
} else {
    echo 'your number is NOT within the range';
}


*/


/*

if ($num >= 10) {
  if ($num <=1000) {
      echo 'your number is within the range';
  } else {
      echo 'your number is greater than 1000, NOT within the range';
  }
} else {
  echo 'your number is less than 10, NOT within the range';
}

*/


$var1 = true && false;
$var2 = true and false;
var_dump($var1,$var2);


?>